[TowerTalk] Log Periodic Choice
Mike
nf4l at nf4l.com
Fri Sep 12 10:28:46 EDT 2008
Roger (K8RI) wrote:
> K7LXC at aol.com wrote:
>
>>
>> In a message dated 9/11/2008 6:23:55 P.M. Pacific Daylight Time,
>> towertalk-request at contesting.com writes:
>>
>>
>>
>>> I have a good friend with somewhat limited rotational space ( does that
>>>
>>>
>> make
>> sense? ...small yard ). He has a yard that does not allow for long boom
>> yagis, stacks, etc. He would like to have a log periodic, something along
>> the size and boom length of the Force 12 XR-5, Teledyne, etc. Anyone have
>> some suggestions for a mulit-band ( w/WARC ) band beams with a boom length
>> under 20ft?
>>
>> Why get an LP with little gain when you can get a monobander on all
>> frequencies? The 3L SteppIR is the way to go. Get the 30/40 option and he'll have
>> arguably the best HF antenna around.
>>
>>
>>
>
> No moving parts, no electronics, the only mechanical problems are the
> same as all antennas. Ice and wind.
> Yes, I'd agree that the StepirIR can give the best all around gain, but
> I'd argue that in many cases it's not the best all around antenna. My
> tower has taken an unusual number of lightning strikes for Michigan so I
> want reliability and longevity. What I put up, I want to put up and
> forget, except to use. For that extra reliability, no moving parts, and
> instant frequency change I'm quite happy to settle for a bit less gain.
>
> 73
>
> Roger (K8RI)
Here is Florida (VERY close to the alleged lightning capitol of the
world) my SteppIR has not suffered. You can drastically reduce the
amount of metal arrayed by retracting the elements.
73, Mike NF4L
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